279977920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{46049}}^1$

素因数の和:46085

約数の個数: 56

約数和(自身を含む): 701802000

約数和(自身を除く): 421824080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 46049, 92098, 184196, 230245, 368392, 460490, 736784, 874931, 920980, 1473568, 1749862, 1841960, 2947136, 3499724, 3683920, 4374655, 6999448, 7367840, 8749310, 13998896, 14735680, 17498620, 27997792, 34997240, 55995584, 69994480, 139988960, 279977920]

約数ペア:

[(1, 279977920), (2, 139988960), (4, 69994480), (5, 55995584), (8, 34997240), (10, 27997792), (16, 17498620), (19, 14735680), (20, 13998896), (32, 8749310), (38, 7367840), (40, 6999448), (64, 4374655), (76, 3683920), (80, 3499724), (95, 2947136), (152, 1841960), (160, 1749862), (190, 1473568), (304, 920980), (320, 874931), (380, 736784), (608, 460490), (760, 368392), (1216, 230245), (1520, 184196), (3040, 92098), (6080, 46049)]